Replace cfg_attr(rustfmt... with rustfmt::skip

clippy_lints/src/lib.rs

@@ -11,6 +11,7 @@
 #![allow(stable_features)]
 #![feature(iterator_find_map)]
 #![feature(macro_at_most_once_rep)]
+#![feature(tool_attributes)]
 #![feature(rust_2018_preview)]
 #![warn(rust_2018_idioms)]
 
@@ -180,7 +181,7 @@ pub fn register_pre_expansion_lints(session: &rustc::session::Session, store: &m
     store.register_pre_expansion_pass(Some(session), box write::Pass);
 }
 
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 pub fn register_plugins(reg: &mut rustc_plugin::Registry<'_>) {
     let conf = match utils::conf::file_from_args(reg.args()) {
         Ok(file_name) => {

clippy_lints/src/loops.rs

@@ -1787,7 +1787,7 @@ impl<'a, 'tcx> Visitor<'tcx> for VarUsedAfterLoopVisitor<'a, 'tcx> {
 
 /// Return true if the type of expr is one that provides `IntoIterator` impls
 /// for `&T` and `&mut T`, such as `Vec`.
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn is_ref_iterable_type(cx: &LateContext<'_, '_>, e: &Expr) -> bool {
     // no walk_ptrs_ty: calling iter() on a reference can make sense because it
     // will allow further borrows afterwards

clippy_lints/src/matches.rs

@@ -199,7 +199,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for MatchPass {
     }
 }
 
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn check_single_match(cx: &LateContext<'_, '_>, ex: &Expr, arms: &[Arm], expr: &Expr) {
     if arms.len() == 2 &&
       arms[0].pats.len() == 1 && arms[0].guard.is_none() &&

clippy_lints/src/methods.rs

@@ -1955,7 +1955,7 @@ enum Convention {
     StartsWith(&'static str),
 }
 
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 const CONVENTIONS: [(Convention, &[SelfKind]); 6] = [
     (Convention::Eq("new"), &[SelfKind::No]),
     (Convention::StartsWith("as_"), &[SelfKind::Ref, SelfKind::RefMut]),
@@ -1965,7 +1965,7 @@ const CONVENTIONS: [(Convention, &[SelfKind]); 6] = [
     (Convention::StartsWith("to_"), &[SelfKind::Ref]),
 ];
 
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 const TRAIT_METHODS: [(&str, usize, SelfKind, OutType, &str); 30] = [
     ("add", 2, SelfKind::Value, OutType::Any, "std::ops::Add"),
     ("as_mut", 1, SelfKind::RefMut, OutType::Ref, "std::convert::AsMut"),
@@ -1999,7 +1999,7 @@ const TRAIT_METHODS: [(&str, usize, SelfKind, OutType, &str); 30] = [
     ("sub", 2, SelfKind::Value, OutType::Any, "std::ops::Sub"),
 ];
 
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 const PATTERN_METHODS: [(&str, usize); 17] = [
     ("contains", 1),
     ("starts_with", 1),

clippy_lints/src/new_without_default.rs

@@ -158,7 +158,7 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for NewWithoutDefault {
 }
 
 fn create_new_without_default_suggest_msg(ty: Ty<'_>) -> String {
-    #[cfg_attr(rustfmt, rustfmt_skip)]
+    #[rustfmt::skip]
     format!(
 "impl Default for {} {{
     fn default() -> Self {{

clippy_lints/src/non_expressive_names.rs

@@ -89,7 +89,7 @@ struct SimilarNamesLocalVisitor<'a, 'tcx: 'a> {
 
 // this list contains lists of names that are allowed to be similar
 // the assumption is that no name is ever contained in multiple lists.
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 const WHITELIST: &[&[&str]] = &[
     &["parsed", "parser"],
     &["lhs", "rhs"],

tests/needless_continue_helpers.rs

@@ -1,11 +1,13 @@
+#![feature(tool_attributes)]
+
 // Tests for the various helper functions used by the needless_continue
 // lint that don't belong in utils.
 
 extern crate clippy_lints;
 use clippy_lints::needless_continue::{erode_block, erode_from_back, erode_from_front};
 
 #[test]
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn test_erode_from_back() {
     let input = "\
 {
@@ -23,7 +25,7 @@ fn test_erode_from_back() {
 }
 
 #[test]
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn test_erode_from_back_no_brace() {
     let input = "\
 let x = 5;
@@ -35,7 +37,7 @@ let y = something();
 }
 
 #[test]
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn test_erode_from_front() {
     let input = "
         {
@@ -54,7 +56,7 @@ fn test_erode_from_front() {
 }
 
 #[test]
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn test_erode_from_front_no_brace() {
     let input = "
             something();
@@ -70,7 +72,7 @@ fn test_erode_from_front_no_brace() {
 }
 
 #[test]
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn test_erode_block() {
 
     let input = "

tests/trim_multiline.rs

@@ -1,3 +1,5 @@
+#![feature(tool_attributes)]
+
 /// test the multiline-trim function
 extern crate clippy_lints;
 
@@ -13,7 +15,7 @@ fn test_single_line() {
 }
 
 #[test]
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn test_block() {
     assert_eq!("\
 if x {
@@ -38,7 +40,7 @@ if x {
 }
 
 #[test]
-#[cfg_attr(rustfmt, rustfmt_skip)]
+#[rustfmt::skip]
 fn test_empty_line() {
     assert_eq!("\
 if x {